edited by Diane L. Barlow, Paul T. Jaeger
Emerald, 2017
eBooks
IFLA , 2003
Multimedia
edited by Dawn Lowe–Wincentsen
Chandos, 2015
eBooks
Chuanfu Chen, Ronald Larsen, editors
Springer Open, 2014
Buku Teks
Sawoniak, Henryk, author
K.G. Saur, 1992
Buku Referensi